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<h1 class="topictitle1">配置DNS服务</h1>
<div id="body0000001219451936"><p id="nas_s_0099__p184331146490">通过配置<span id="nas_s_0099__text103741358111512">OceanProtect</span>与DNS服务器连接后，<span id="nas_s_0099__text201341652181619">OceanProtect</span>可解析和访问外部域名地址。</p>
<div class="section" id="nas_s_0099__section84408074710"><h4 class="sectiontitle">前提条件</h4><ul id="nas_s_0099__ul127106719472"><li id="nas_s_0099__li1591453144615">DNS服务器已配置完成，并且运行正常。</li><li id="nas_s_0099__li1171018715475"><span id="nas_s_0099__text11398161191611">OceanProtect</span>与DNS服务器之间TCP/UDP协议53端口打开。</li></ul>
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<div class="section" id="nas_s_0099__section14363102215470"><h4 class="sectiontitle">背景信息</h4><ul id="nas_s_0099__ul11598536467"><li id="nas_s_0099__li1059953174610">DNS服务器用于解析和访问外部域名地址。</li><li id="nas_s_0099__li14591853134619">如果需要配置备用DNS服务器，请保持主备DNS服务器间域名配置一致。</li></ul>
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<div class="section" id="nas_s_0099__section177292329470"><h4 class="sectiontitle">操作步骤</h4><ol id="nas_s_0099__ol69744384913"><li id="nas_s_0099__li75164286113"><span>登录DeviceManager。</span><p><ol type="a" id="nas_s_0099__nas_s_0014_ol55051543162413"><li id="nas_s_0099__nas_s_0014_li7505843162418">以下方式适用于OceanProtect X系列备份一体机：<ol class="substepthirdol" id="nas_s_0099__nas_s_0014_zh-cn_topic_0000001188062683_zh-cn_topic_0000001149078659_ol8463855369"><li id="nas_s_0099__nas_s_0014_li7787111161619">选择“系统 &gt; 基础设施 &gt; 集群管理”。</li><li id="nas_s_0099__nas_s_0014_li541671613166">在“备份集群”页签的“本地集群节点”区域，单击节点名称。</li><li id="nas_s_0099__nas_s_0014_li15142820111618">在弹出的“节点详情”界面，单击“打开设备管理”，进入DeviceManager管理界面。</li></ol>
</li><li id="nas_s_0099__nas_s_0014_li5767154612411">对于OceanProtect E1000，登录DeviceManager管理界面，具体操作请参见<a href="nas_s_dm.html">登录DeviceManager管理界面</a>。</li></ol>
</p></li><li id="nas_s_0099__li9544194974714"><span>选择“设置 &gt; 基本信息 &gt; DNS服务”。</span></li><li id="nas_s_0099__li1154414984718"><span>单击“管理平面DNS”区域右上角“修改”，设置管理平面DNS服务。</span></li><li id="nas_s_0099__li1197583174919"><span>设置“主DNS IP地址”。</span><p><ol type="a" id="nas_s_0099__ol097514364916"><li id="nas_s_0099__li1260165320466"><strong id="nas_s_0099__b1660165344615">可选: </strong>设置“备DNS IP地址 1”。</li><li id="nas_s_0099__li897518364913"><strong id="nas_s_0099__b159751632497">可选: </strong>设置“备DNS IP地址 2”。请先配置备DNS IP地址 1，再配置备DNS IP地址 2。</li><li id="nas_s_0099__li196055344615"><strong id="nas_s_0099__b3601253124618">可选: </strong>测试DNS服务器与存储系统连通性。<ul id="nas_s_0099__ul11601253144617"><li id="nas_s_0099__li860185312461">对于所设置的每个DNS IP地址，可通过单击其对应的“测试”，来验证该DNS IP地址的可用性。</li><li id="nas_s_0099__li760253124620">对于所设置的所有DNS IP地址，可通过单击“测试所有”，来验证存储系统与DNS服务器间的网络连通性。</li></ul>
</li><li id="nas_s_0099__li1460253164610">单击“保存”。</li></ol>
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